Road Tests Real world tests of Roadster Sport vs Viper SRT-10


Top speed

Roadster Sport
124 mph
Viper SRT-10
197 mph


1/4 mile

Differences What are the advantages of each

Front view of Tesla Roadster Sport

Reasons to consider the
Tesla Roadster Sport

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More expensive sticker price $129k vs $91k More than 40% more expensive harder to own
Lighter curb weight 2,724 lb vs 3,447 lb More than 20% lighter curb weight; less inertia to overcome when accelerating
Side view of Dodge Viper SRT-10

Reasons to consider the
Dodge Viper SRT-10

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Faster top speed 197 mph vs 124 mph 73 more mph; leaves lesser cars in the dust on the straights
Much more powerful engine 603 HP @ 6,100 RPM vs 285 HP @ 4,400 RPM More than 2x stronger engine
Much more torque 562 ft-lb @ 5,000 RPM vs 281 ft-lb @ 0 RPM 2x stronger engine from a stand-still; more acceleration power
Faster to 100mph 7.6 s vs 11.5 s Around 35% faster to 100mph
Faster in the quarter mile 11.6 s vs 12.6 s Around 10% faster at the drag strip
Significantly better power-to-weight ratio 5.72 lb/hp vs 9.56 lb/hp More than 40% better power-to-weight ratio

Specifications Full list of technical specs


Roadster Sport  vs
Viper SRT-10 
Brand Tesla Dodge
Price 128,500 91,000
Type of car Production car Production car
Year 2010 2008

power & handling

Power-to-weight ratio 9.56 lb/hp 5.72 lb/hp
Maximum hp 285 HP @ 4,400 RPM 603 HP @ 6,100 RPM
Maximum torque 281 ft-lb @ 0 RPM 562 ft-lb @ 5,000 RPM
Steering system Rack and pinion Rack and pinion



physical dimensions

Curb weight 2,724 lb 3,447 lb
Width 68 in 75.2 in
Height 44.4 in 47.6 in
Length 155.4 in 175.6 in
Wheelbase 92.6 in 98.8 in

road tests

Roadster Sport  vs
Viper SRT-10 
Top speed 124 mph 197 mph
1/4 mile 12.6 s 11.6 s
0-60mph 3.7 s 3.4 s
0-100mph 11.5 s 7.6 s


Drivetrain Rear wheel drive RWD w/GKN ViscoLok Differential
Gearing Traditional Traditional
# of gears 1 6

suspension, wheels & brakes

Front brakes Disc Brembo Disc
Rear brakes Disc Brembo Disc
Tesla Roadster Sport
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Dodge Viper SRT-10
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